Отремонтировали три отрезка шоссе дли- ной 5,5 км, 10,9км и 11,1 км. Сколько денег потратило государство на ремонт дороги, если ремонт 1 км стоит в среднем 91 000 €?

Plz which expression is equivalent to the expression below?

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !